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Go to Microsoft’s download page and download the tool (client and extension pack). – contains database objects used by a validation component (called “Tester component”).Īs you will see in following, this client actually uses CLR capabilities of SQL Server.ĭownloading and installing SSMA for Oracle – contains not only the database objects (tables, procedures) needed to migrate data but also functions that emulate the Oracle system functions. The installation of this extension pack will add two databases on destination instance, which are:
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The latter must be installed on the destination server and enables data migration options for SSMA client. The former is installed on a client computer, not necessarily the source or destination for migration and will assist you in migration steps which are the following ones: In this article, we will review the installation of the tool in order to prepare a migration.Ī client application that will actually perform the migrationĪn extension pack that will allow you to migrate data from your Oracle instance. SSMA and is available in different versions in order to migrate from:Īt the moment of writing this article, the SSMA for Oracle solution is in version 7.7 and we can migrate an Oracle Database 9i (or higher) to an on-premises SQL Server 2008+ or in the Azure cloud. This tool is called SQL Server Migration Assistant a.k.a. Hence, we can observe that a significant number of applications are moving from Oracle Database to Microsoft SQL Server and that’s probably the reason why Microsoft helps its customers by providing tools to assist them in their migration process. In contrast, SQL Server comes with these options out of the box when you use the Enterprise Edition. If you want to partition a table in Oracle, it’s an option that you must pay for, which is the same for advanced security options like Database Encryption or Dynamic Data Masking. Nowadays, most IT professionals are aware that Oracle Database is a very good database solution, but it’s not inexpensive, to say the least. This document is intended for application developers and database administrators who plan to migrate an Oracle Database to Microsoft SQL Server.